461712715440289 has 2 divisors, whose sum is σ = 461712715440290. Its totient is φ = 461712715440288.

The previous prime is 461712715440287. The next prime is 461712715440329. The reversal of 461712715440289 is 982044517217164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445386202430625 + 16326513009664 = 21104175^2 + 4040608^2 .

It is a cyclic number.

It is not a de Polignac number, because 461712715440289 - 2¹ = 461712715440287 is a prime.

Together with 461712715440287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (461712715440287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230856357720144 + 230856357720145.

It is an arithmetic number, because the mean of its divisors is an integer number (230856357720145).

Almost surely, 2^{461712715440289} is an apocalyptic number.

It is an amenable number.

461712715440289 is a deficient number, since it is larger than the sum of its proper divisors (1).

461712715440289 is an equidigital number, since it uses as much as digits as its factorization.

461712715440289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 461712715440289 in words is "four hundred sixty-one trillion, seven hundred twelve billion, seven hundred fifteen million, four hundred forty thousand, two hundred eighty-nine".